import sources

spi.h

@@ -0,0 +1,24 @@
+
+/*
+ * Copyright 2017 Oleg Borodin <onborodin@gmail.com>
+ *
+ */
+
+#ifndef SPI_H_ITU
+#define SPI_H_ITU
+
+#define PIN_SCK   PB5  // PIN 13
+#define PIN_MISO  PB4  // PIN 12 MISO<-SDO
+#define PIN_MOSI  PB3  // PIN 11 MOSI->SDA
+#define PIN_SS    PB2  // PIN 10
+#define PIN_RESET PB1  // PIN 09
+#define PIN_A0    PB0  // PIN 08
+
+void spi_init(void);
+void spi_write_byte(uint8_t data);
+uint8_t spi_read_byte(void);
+void spi_write_word(uint16_t w);
+void spi_write_word_array(uint16_t w, uint16_t n);
+
+#endif
+